19-letter words containing t, r, a, y, f
- reciprocity failure — a failure of the two exposure variables, light intensity and exposure time, to behave in a reciprocal fashion at very high or very low values
- respiratory failure — a condition in which the respiratory system is unable to provide an adequate supply of oxygen or to remove carbon dioxide efficiently
- sea of tranquillity — Astronomy. Mare Tranquillitatis.
- secondary infection — an infection resulting from another infection
- self-congratulatory — the expression or feeling of uncritical satisfaction with oneself or one's own accomplishment, good fortune, etc.; complacency.
- stanford university — (education) A University in the city of Palo Alto, California, noted for work in computing, especially artificial intelligence. See SAIL.
- take my word for it — If you say to someone 'take my word for it', you mean that they should believe you because you are telling the truth.
- tetrafluoroethylene — a colorless, water-insoluble, flammable gas, C 2 F 4 , used in the synthesis of certain polymeric resins, as Teflon.
- tetralogy of fallot — a congenital malformation of the heart characterized by an abnormal opening in the septum dividing the ventricles, misplacement of the aorta so that it receives blood from both ventricles instead of only the left ventricle, narrowing of the pulmonary artery, and enlargement of the right ventricle.
- theory of equations — the branch of mathematics dealing with methods of finding the solutions to algebraic equations.
- ultrahigh frequency — any frequency between 300 and 3000 megahertz. Abbreviation: UHF, uhf.
- whorfian hypothesis — Sapir-Whorf hypothesis.
- wouldn't harm a fly — If you say that someone wouldn't hurt a fly or wouldn't harm a fly, you are emphasizing that they are very kind and gentle.
- yellowtail flounder — a righteyed flounder, Limanda ferruginea, inhabiting waters along the Atlantic coast of North America, having a yellowish tail fin and rusty-red spots on the body: once commercially important, now greatly reduced in number.
- yeoman of the guard — a member of the bodyguard of the English sovereign, instituted in 1485, which now consists of 100 men, including officers, having purely ceremonial duties.
- yesterday afternoon — during the afternoon of the day preceding today